CN108146471A - Using the operation method of the CBTC systems reply tide passenger flow based on truck traffic - Google Patents
Using the operation method of the CBTC systems reply tide passenger flow based on truck traffic Download PDFInfo
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- CN108146471A CN108146471A CN201711405712.1A CN201711405712A CN108146471A CN 108146471 A CN108146471 A CN 108146471A CN 201711405712 A CN201711405712 A CN 201711405712A CN 108146471 A CN108146471 A CN 108146471A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/20—Trackside control of safe travel of vehicle or vehicle train, e.g. braking curve calculation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/10—Operations, e.g. scheduling or time tables
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/20—Trackside control of safe travel of vehicle or vehicle train, e.g. braking curve calculation
- B61L2027/204—Trackside control of safe travel of vehicle or vehicle train, e.g. braking curve calculation using Communication-based Train Control [CBTC]
Abstract
The embodiment of the invention discloses a kind of operation method of the CBTC systems reply tide passenger flow using based on truck traffic, including：Morning peak or evening peak start after preset time period in, first area is dispatched a car according to the first departure interval to second area, and second area is dispatched a car according to the second departure interval to first area, the first departure interval be less than the second departure interval；During second area is dispatched a car to first area, virtually connect extension mode using based on truck traffic, more trains are virtually connected to extension operation, to increase the true train flow from second area to first area, keep the train flow equilibrium of twocouese.The embodiment of the present invention virtually connects extension operation by the way that multiple trains are carried out, realize tracking of the train closer to distance, the method of operation is more flexible simultaneously, it is run by the asymmetric speed car of twocouese, twocouese asymmetry passenger flow operation means, cope with the carrying feature of urban track traffic tide passenger flow, cost is lower, and train operation is more efficient.
Description
Technical field
The present embodiments relate to technical field of rail traffic, and in particular to a kind of to use the CBTC systems based on truck traffic
The operation method of system reply tide passenger flow.
Background technology
Urban track traffic ATC (train auto-matic control) system is to ensure that traffic safety, raising section and station pass through energy
Power realizes train traffic control and Train Detection and Identification automation, the general name for improving conevying efficiency key equipment.Train based on communication
Operation control system (Communication Based Train Control, abbreviation CBTC) is that have to represent at present in the world
The train automatic controlling system of property, by vehicle-mounted automatic protection subsystem (ATP), vehicle-mounted automatic Pilot subsystem (ATO), center and
Station train automatic monitoring subsystem (ATS), ground ATP (ZC：Zone controller), interlocking CI, data communication it is wired and wireless
The compositions such as system DCS, trackside equipment semaphore, track switch, meter shaft, transponder.It interlocks and route is handled to ground, guarantee semaphore,
Track switch, route interlocking relationship are correct, ensure train operation circuit safety.By continuous vehicle two-way wireless communication calculates row to ZC
Vehicle is permitted, realizes the Tracing Control to train.It is vehicle-mounted by train autonomous positioning, the continual vehicle-ground wireless communication of large capacity
The instruction from interlocking and ZC is received, realizes the safety tracking of train and operation control.To ensure the reliability of system, usually also
Can a set of point type system of ground configuration or based on the system of track circuit as standby.
Based on existing CBTC systems, train is driven a vehicle according to interlock access, and interlock access is handled according to ground signal
The arrangement of the equipment such as machine, meter shaft, train operating mode are usually fixed circuit, unidirectional operation.This method of operation is dumb.It passes
The CBTC systems of system are based on interlock system and route, need to detect train, arrangement semaphore instruction route in ground configuration meter shaft
For point type train-ground communication, the path of train operation is also limited by ground installation for state, the variable transponder of arrangement.Train operation
Direction, route, switch-back point are all limited by ground installation arrangement, it is impossible to flexibly operation, it is impossible to realize that train is turned back at an arbitrary position
End is changed, the tracking of train increases interval with turning back to be limited by ground installation.If any the way traffic of train to be realized, need
Two complete equipment of ground configuration, it is of high cost.Meanwhile the tracking interval between train can further reduce, train sends out position itself
ZC, ZC is sent to calculate mobile authorization according to all train positions are received, retransmit each vehicle, data transmission link increases train and chases after
The delay of track.Train tracks the position based on front truck, and the speed for being actually also based on front truck further reduces tracking distance.
The semaphore display driving based on ground configuration, turn-aound headway are larger in train exhumation process.
CBTC systems are as shown in Figure 1 at present, it is impossible to which the demand of reply current city tide passenger flow transport, citing come very well
It says, residential quarter, shopping centre are divided into different regions by the construction in present city mostly, and communications and transportation has typical tide visitor
The feature of stream.Such as the circuits such as No. 13 lines of Beijing Metro, Changping line, Batong Line, Fangshan Line, apparent tide passenger flow is presented
Feature, as shown in Figure 2：It is big from B areas to the A areas volume of the flow of passengers during morning peak, it is assumed that need 2 minutes intervals；It is objective from A areas to B areas
Flow is small, it is assumed that needs 6 minutes intervals.It is big from A areas to the B areas volume of the flow of passengers during evening peak, it is assumed that between needing run within 2 minutes
Every；It is small from B areas to the A areas volume of the flow of passengers, it is assumed that need 6 minutes intervals.
During the embodiment of the present invention is realized, inventor has found that existing Train control method leads to the operation of train
Mode is dumb, and the tracking interval between train is excessive, can not cope with tide passenger flow.
Invention content
Since existing method is there are the above problem, the embodiment of the present invention proposes a kind of using the CBTC systems based on truck traffic
The operation method of system reply tide passenger flow.
In a first aspect, the embodiment of the present invention proposes a kind of CBTC systems reply tide passenger flow used based on truck traffic
Operation method, including：
Morning peak or evening peak start after preset time period in, first area is according to the first departure interval to second area
It dispatches a car, the second area is dispatched a car according to the second departure interval to the first area, and first departure interval is less than described
Second departure interval；
During the second area is dispatched a car to the first area, virtually connect extension side using based on truck traffic
More trains are virtually connected extension operation by formula, to increase the true train flow from the second area to the first area, are protected
Hold the train flow equilibrium of twocouese.
Optionally, during the second area is dispatched a car to the first area, using based on the virtual of truck traffic
More trains are virtually connected extension operation, specifically included by even extension mode：
During the second area is dispatched a car to the first area, control the first train and several second trains into
Enter and virtually connect extension pattern；
First train updates the status information of itself, keeps consistent with the speed of several second trains, and
First train is controlled to be run in the case where virtually connecting extension pattern；
Wherein, first train and second train are the train in tide passenger flow direction.
Optionally, first train updates the status information of itself, specifically includes：
By the train length of first train be updated to first train true train length, it is described several
The sum of the train length of two trains and each train spacing；
By the tailstock location updating of first train for first train headstock position and first train more
The difference of train length after new.
Optionally, the tailstock location updating by first train for first train headstock position with it is described
The difference of the updated train length of first train, specifically includes：
Secondary update, first train two are carried out to the updated tailstock position of first train according to range error
Secondary updated tailstock position is the updated tailstock position of first train and the difference of the range error；
Wherein, the range error includes positive number and negative.
Optionally, during the second area is dispatched a car to the first area, the first train of control and several the
Two trains enter and virtually connect extension pattern, specifically include：
During second area is dispatched a car to the first area, intelligent train supervision ITS systems are to first train
Issue it is virtual connect extension instruction, control first train and several described second trains enter and virtually connect extension pattern, described the
One train and several described second trains carry out virtually connecting extension operation.
Optionally, first train updates the status information of itself, keeps the speed with several second trains
Unanimously, and first train is controlled to be run in the case where virtually connecting extension pattern, specifically included：
First train updates the status information of itself, according to the tracing model of relative velocity keep and it is described several
The speed of second train is consistent, and first train is controlled to be run in the case where virtually connecting extension pattern.
Second aspect, the embodiment of the present invention also propose a kind of using the CBTC systems reply tide passenger flow based on truck traffic
Operation method, including：
Morning peak or evening peak start after preset time period in, first area is dispatched a car according to third departure interval and the 4th
It dispatches a car respectively from uplink and downlink to second area at interval；
The second area is dispatched a car in the preset time period with the 5th departure interval to the first area, in two vehicles
The train that intersection's second area is dispatched a car drives into by-track avoidance, after the train that the first area is dispatched a car after, described second
The train that region is dispatched a car drives into track and continues to run with.
Optionally, the train that the second area is dispatched a car includes several empty wagons.
As shown from the above technical solution, the embodiment of the present invention virtually connects extension operation by the way that multiple trains are carried out, and realizes row
Vehicle is closer to the tracking of distance, while the method for operation is more flexible, pass through the asymmetric speed car of twocouese run, twocouese it is asymmetric
Passenger flow operation means cope with the carrying feature of urban track traffic tide passenger flow, and cost is lower, and train operation is more efficient.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these figures.
Fig. 1 is the interaction schematic diagram of traditional CBTC train control systems that the prior art provides；
Fig. 2 is the Run-time scenario schematic diagram of traditional CBTC train control systems that the prior art provides；
Fig. 3 is a kind of CBTC systems reply tide passenger flow used based on truck traffic that one embodiment of the invention provides
The flow diagram of operation method；
Fig. 4 is the CBTC system architecture schematic diagrams based on truck traffic that one embodiment of the invention provides；
Fig. 5 is the interface diagram of the CBTC subsystems based on truck traffic that one embodiment of the invention provides；
Fig. 6 is the Run-time scenario schematic diagram of the CBTC systems based on truck traffic that one embodiment of the invention provides；
Fig. 7 is the Run-time scenario schematic diagram of the CBTC systems based on truck traffic that another embodiment of the present invention provides；
Fig. 8 is the Run-time scenario schematic diagram of the CBTC systems based on truck traffic that further embodiment of this invention provides；
Fig. 9 is the Run-time scenario schematic diagram of the CBTC systems based on truck traffic that yet another embodiment of the invention provides；
Figure 10 is the Run-time scenario schematic diagram of the CBTC systems based on truck traffic that further embodiment of this invention provides；
Figure 11 is a kind of CBTC systems reply tide visitor used based on truck traffic that further embodiment of this invention provides
The flow diagram of the operation method of stream.
Specific embodiment
Below in conjunction with the accompanying drawings, the specific embodiment of the present invention is further described.Following embodiment is only used for more
Technical scheme of the present invention is clearly demonstrated, and is not intended to limit the protection scope of the present invention and limits the scope of the invention.
Fig. 3 shows a kind of fortune using the CBTC systems reply tide passenger flow based on truck traffic provided in this embodiment
The flow diagram of row method, including：
S301, morning peak or evening peak start after preset time period in, first area is according to the first departure interval to
Two regions are dispatched a car, and the second area is dispatched a car according to the second departure interval to the first area, and first departure interval is small
In second departure interval.
During S302, the second area are dispatched a car to the first area, using virtually connecting based on truck traffic
More trains are virtually connected extension operation by extension mode, to increase the true train stream from the second area to the first area
Amount keeps the train flow equilibrium of twocouese.
Wherein, the first area region larger for flow of the people, second area are the relatively small number of region of flow of the people.It is such as early
During peak, first area is residential quarter, and second area is Office Area；During evening peak, first area is Office Area, and second area is
Residential quarter.
Further, S302 is specifically included：
During S3021, the second area are dispatched a car to the first area, control the first train and several second
Train enters and virtually connects extension pattern；
S3021, first train update the status information of itself, keep the speed one with several second trains
It causes, and first train is controlled to be run in the case where virtually connecting extension pattern；
Wherein, first train and second train are the train in tide passenger flow direction.
Specifically, the virtual extension that connects is assigned to train by ITS systems to instruct, the operation control module of adjacent several trains leads to
Interactive communication is crossed, into virtually connecting extension pattern.Virtually connect under extension pattern, each train speed is highly consistent, and is realized extremely near
Tracking interval is run, and can be exercised supervision in operational process by initiative recognition technology to two vehicle intervals.
Specifically, the CBTC systems based on truck traffic as shown in Figure 4 be the improvement to traditional CBTC signal systems and
Upgrading on the basis of the movable block whistle control system based on CBTC, closes trackside ZC subsystems, CI from system architecture
And to vehicle-mounted VOBC equipment, trackside setting only has the object controller controlled track switch, in former CBTC systems by ground
Face ZC subsystems calculate the mobile authorization of train, operation and Separation control of train etc. are controlled to be improved, trackside CI routes are done
Reason, becomes by way of front and rear train direct communication, as shown in Figure 5.Train directly acquires front and rear vehicle and other online row
The information such as the position of vehicle and the speed of service, voluntarily carry out path planning, control the speed of train, prevent train colliding, knock into the back, from
And the operation of safety and reliability.
For example, as shown in fig. 6, morning peak started in rear a period of time, B areas dispatch a car from uplink and downlink two-wire to A areas.
From A to B in operational process, virtual based on truck traffic connects extension technology and virtually connects extension mode using more vehicles, virtually
It even hangs train not run, so as to increase the true train flow from A to B so that the train flow of twocouese keeps balance.
It is exactly using direct between train, high real-time, large capacity communication virtually to connect extension technology above, is realized adjacent each
Traction, the braking of the synchronization of train, run so as to fulfill the closely tracking of each train.Operation, Ke Yizeng are hung by virtually connecting
Big true train flow, so as to fulfill downgoing line twocouese in the case of, remain able to realize big flow operation from A to B.
To realize that more vehicles avoid, avoidance line needs can accommodate multiple row vehicle and stop simultaneously.
As shown in fig. 7, there are 1-9 vehicles running from A to B, there are 21,22,23 running from B to A.Train from A to B is first
Operation is parked in relief track waiting from B to A, and after a period of time (such as 2 minutes), 21,22,23 run to next stop waiting.
Then the train operation from B to A, 22,23,24 from A to B are parked in relief track waiting, after a period of time (such as 2 minutes),
1-9 vehicles run to the next stop and wait for, as shown in Figure 8.Such alternate run realizes the asymmetric speed car operation of twocouese.
Twocouese asymmetry passenger flow operation：From B to A, most high-density is dispatched a car；From A to B, high density is driven a vehicle, low-density operation,
A part of train passes through not parking.
A kind of mode is that low speed is run by not parking.Such as there are totally 6 train operation of 1 to No. 6 vehicles, 1/3/5 vehicle from A to B
Carrying, the driving of 2/4/6 vehicle low speed, AT STATION by not parking, not carrying operation, as shown in Figure 9.By reducing stop frequency,
The traction braking of train is reduced, so as to greatly save energy.
Another way is to be realized by relief track by not parking.Such as have totally 6 train operation of 1 to No. 6 vehicles from A to B,
1/3/5 vehicle-mounted visitor, 2/4/6 AT STATION by not parking, not carrying operation, as shown in Figure 10.By reducing stop frequency, reduce
The traction braking of train, so as to greatly save energy.
It is had the advantage that relative to CBTC, the CBTC based on truck traffic, can more preferably cope with tide passenger flow needs
It asks：The arrangement of trackside equipment is largely reduced, particularly reduces the trackside equipment needed for inverted running；Support two train heads pair
Head operation preferably adapts to avoid the mode of operation；Support virtually connects extension；Train operation organization smaller.
The present embodiment realizes that train chases after safely by the communication on communication between the positioning of train, train, train and ground
Control and protection of the protection, train at track interval to track switch realize the more flexible operation way of train, without in ground configuration
Ground ATP, interlocking CI, trackside equipment semaphore, meter shaft etc..Support way traffic, efficiently turn back, train it is soft even extension, it is smaller
Train operation organization etc..And on the basis of the CBTC based on truck traffic, run by the asymmetric speed car of twocouese, twocouese
The operating schemes such as asymmetric passenger flow operation cope with the carrying feature of urban track traffic tide passenger flow.
The present embodiment virtually connects extension operation by the way that multiple trains are carried out, and realizes train closer to the tracking of distance, same to luck
Line mode is more flexible, is run by the asymmetric speed car of twocouese, twocouese asymmetry passenger flow operation means, copes with city rail
The carrying feature of road traffic tide passenger flow, cost is lower, and train operation is more efficient.
Further, on the basis of above method embodiment, the first train described in S3021 updates the state letter of itself
Breath, specifically includes：
It is S30211, the true train length that the train length of first train is updated to first train, described
The sum of the train length of several the second trains and each train spacing.
S30212, by the tailstock location updating of first train be first train headstock position and described first
The difference of the updated train length of train.
Further, S30212 is specifically included：
Secondary update, first train two are carried out to the updated tailstock position of first train according to range error
Secondary updated tailstock position is the updated tailstock position of first train and the difference of the range error.
Wherein, the range error includes positive number and negative.
Further, on the basis of above method embodiment, S302 is specifically included：
During second area is dispatched a car to the first area, intelligent train supervision ITS systems are to first train
Issue it is virtual connect extension instruction, control first train and several described second trains enter and virtually connect extension pattern, described the
One train and several described second trains carry out virtually connecting extension operation.
Wherein, the virtual extension that connects refers to that Following Car follows a vehicle operation, and Following Car described in the present embodiment includes several
A second train, the head vehicle are first train.
Specifically, the IVOC of each train reports the running state information of itself to TMC and ITS systems respectively, and TMC will be received
To the running state information of train be sent to ITS systems, ITS systems just can be according to the operation information and TMC that train reports
The train running information sent is judged to need to carry out virtually connecting the Following Car for hanging operation, is determining Following Car and with following
After the corresponding head vehicle of vehicle, the IVOC transmissions to head vehicle virtually connect extension operating instruction, so that head vehicle is run to the location of Following Car
Domain leads Following Car to carry out virtually connecting extension operation.When what the train as head vehicle received that ITS systems issue virtual connects extension operation
During instruction, according to gone before the region for instructing middle Following Car with Following Car progress virtually connect extension, arrival apart from Following Car institute
In region during certain distance (such as 100 meters, can configure), head vehicle is run at a low speed into Following Car region.In the vehicle of Following Car
(it can be established and communicated by DCS between head vehicle and the IVOC of Following Car) when vehicle communication function is normal, head vehicle is established with Following Car
Communication is played, completion virtually connects extension.Method advantage specific as follows provided by the embodiment：
1) cost is lower：Due to reducing station equipment, the costs such as construction, debugging, electricity consumption, device rooms reduce；
It builds with safeguarding easily；All ON TRAINS, not only the maintenance of system is very convenient for the capital equipment of system；And for transformation
Line is even more disobeyed due to it and is against ground installation, can greatly reduce engineering difficulty.
2) method of operation is flexible：Train is supported head to head to run, any direction operation.
3) application of tide passenger flow operating scheme is coped with current early evening peak tide passenger flow problem, can be convenient for people to out
Row improves the people and goes out line efficiency, improve existing rail transportation operation efficiency, saves social cost.
Further, on the basis of above method embodiment, S303 is specifically included：
First train updates the status information of itself, according to the tracing model of relative velocity keep and it is described several
The speed of second train is consistent, and first train is controlled to be run in the case where virtually connecting extension pattern.
The present embodiment uses the tracing model based on relative velocity, in original train accident-free vehicle back range from the basis of, increases
The most advantageous brake condition Train operating range of front truck is as rear car mobile authorization terminal.For the tracking mould based on relative position
Type using the front truck tailstock as rear car mobile authorization terminal, the tracing model based on relative velocity can realize train closer to tracking between
Every operation.
Figure 11 shows a kind of CBTC systems reply tide passenger flow used based on truck traffic provided in this embodiment
The flow diagram of operation method, including：
S1101, morning peak or evening peak start after preset time period in, first area is according to third departure interval and
Four departure intervals dispatched a car respectively from uplink and downlink to second area；
S1102, the second area are dispatched a car in the preset time period with the 5th departure interval to the first area,
By-track is driven into the train that Liang Che intersections second area is dispatched a car to avoid, after the train that the first area is dispatched a car after, institute
It states the train that second area is dispatched a car and drives into track and continue to run with.
Wherein, the train that the second area is dispatched a car includes several empty wagons.
For example, as shown in fig. 6, morning peak started in rear a period of time, B areas dispatch a car from uplink and downlink two-wire to A areas (on
Line is dispatched a car for 2 minutes using most high-density, and downlink is used and dispatched a car within 4 minutes compared with low-density)；A areas are within the time with low-density 4
Minute dispatches a car to B, in operational process in a manner that similar big iron avoids.
Specifically as shown in fig. 7, there are 1-9 vehicles running from A to B, there are 21,22,23 running from B to A.Row from A to B
Vehicle is first run, and relief track waiting is parked in from B to A, after a period of time (such as 2 minutes), 21,22,23 run to the next stop
It waits for.Then the train operation from B to A, 22,23,24 from A to B are parked in relief track waiting, a period of time (such as 2 minutes)
Later, 1-9 vehicles run to the next stop and wait for, as shown in Figure 8.Such alternate run realizes the asymmetric speed car of twocouese
Operation.
The present embodiment virtually connects extension operation by the way that multiple trains are carried out, and realizes train closer to the tracking of distance, same to luck
Line mode is more flexible, is run by the asymmetric speed car of twocouese, twocouese asymmetry passenger flow operation means, copes with city rail
The carrying feature of road traffic tide passenger flow, cost is lower, and train operation is more efficient.
The present embodiment realizes that train chases after safely by the communication on communication between the positioning of train, train, train and ground
Control and protection of the protection, train at track interval to track switch, the realization more flexible operation way of train, support way traffic,
It efficiently turns back, train soft even extension, smaller train operation organization etc., on this basis, is transported by the asymmetric speed car of twocouese
The means such as row, twocouese asymmetry passenger flow operation cope with the carrying feature of urban track traffic tide passenger flow.
Specifically, the principle of the scheme of the CBTC moving block systems provided in this embodiment based on truck traffic is as follows：
CBTC system principles based on truck traffic：In the moving block system based on truck traffic, front and rear train is handed over
The information realizations Separation control such as change place, speed, train status；Object controller provides section, trackside equipment state to train
Ground installations state is waited, train sends the instructions such as track switch control, shield door control to object controller and realizes ground installation control；
ITS collects train information and the trackside equipment status information from object controller, and while sending scheduling information, school to train believes
Breath etc. realizes the operation supervision of circuit.
CBTC system architectures based on truck traffic：Moving block system based on truck traffic includes intelligent vehicle-carried control
Device (Intelligent Vehicle On-based Controller, IVOC), object controller (Object
Controller, OC), intelligent train supervision (Intelligent Train Supervision, ITS), data communication system
(Data Communication System, DCS), Train Management platform (Train Manage Center, TMC) etc..IVOC
Integrated ZC, CI function, by communicating to obtain information with object controller, front and rear vehicle, from host computer mobile authorization, planning driving path
Planning, and pass through OC and track switch is controlled etc..OC is arranged on the tracksides such as trackside acquisition track switch, shield door, emergency stop push button
Facility information responds train and ATS information to control command of track switch, shield door etc., ITS realizes train to train and ATS
Operational plan, operation monitoring, DCS realize the wireless data communication on vehicle vehicle, vehicle ground.Specific system architecture diagram is as follows：
The major function of each composition system of CBTC systems and its completion based on truck traffic is as follows：
1) intelligent vehicle-carried IVOC systems
Vehicle Controller realizes locomotive velocity measuring by radar, velocity sensor, inertial navigation etc., using satellite, ground transponder
And velocity product grades, and realizes train autonomous positioning；Realize that Integrity Self Test is surveyed by through track end to end；Using LTE, WLAN,
The wireless communication transmissions means such as Ad-hoc carry out the two-way communication between train and train, train and ground in real time.By with
The real-time Communication for Power of front truck obtains the information such as position and the driving mode of front truck, and trackside track switch, shielding are received by train-ground communication
The status informations such as door, emergency stop push button calculate itself mobile authorization/permission speed of service of train and brake regulation curve,
Output traction and control for brake train operation realize movable block operation control, ensure safe train operation.
CBTC system intelligence train driving ITO modules based on truck traffic support train that can operate in automatic Pilot line
On the road, under the protection of ITP systems, the automatic Pilot of train operation, the adjust automatically of speed, row are realized according to the instruction of ITS
Vehicle Car's door controlling.
The intelligent vehicle-carried man-machine interface MMI modules of CBTC systems based on truck traffic are applied not only to train running information
Display and driver and the interactive operation function of train self-test, also support driver to be manually entered destination, automatic by vehicle-mounted IVOC
It plans planning driving path, drives safe train operation.
The virtual extension module that connects is based on initiative recognition technology, high-precision train positioning, the speed car vehicle communication technology, by adjacent
The Synchronization Control of train is realized the point blank tracking of train, is run together similar to by hitch with hanging over.Train it is virtual
It even hangs the company's extension for not needing to train reality and solution is compiled, can flexibly control in the process of running.Virtually connect the detailed process of extension such as
Under：Train is assigned by ITS systems it is virtual connect extension instruction, the operation control modules of two adjacent trains by interactive communication, into
Enter and virtually connect extension pattern.Virtually connect under extension pattern, two vehicle speeds are highly consistent, and realize extremely near tracking interval operation.Fortune
It can be exercised supervision during row by initiative recognition technology to two vehicle intervals.
2) Object Controller System
Object refers to that being arranged in trackside has the signalling arrangement of certain state, detects including point machine, train occupation
Equipment (wheel counting apparatus or track circuit), emergency stop push button, shield door (safety door) etc..Object controller (object
Controller) it is core ground installation in the CBTC systems based on truck traffic, it realizes the acquisition and control of Obj State
System.Object controller is communicated by DCS backbone networks or wireless communication with train, ITS real time bidirectionals, is adopted to train and ITS offers
The line resource state collected.Object controller receives and responds train, the order of ITS, to administration object (switch section) into
Row authority distribution, and the equipment such as track switch, shield door are manipulated according to the distribution condition of order and permission.
3) intelligent train supervision ITS equipment
A monitor supervision platform to all fronts train and on-site signal equipment is provided for metro operation dispatcher.By with
Trackside OC and train communication, ITS obtain the real time status information of on-site signal equipment and train operation, and these presentation of information
To dispatcher.Dispatcher sends out control instruction according to field condition.In most cases, ITS systems itself can be to being obtained
The real-time status data taken is handled, and generation accordingly automatically controls order.By using this automation means, can mitigate
Running scheduling personnel's homework burden promotes the efficiency and service level of metro operation.
Mainly complete following function：Line information is shown, battlefield controls, Train Detection and Identification, train operation tracking, train
Run description, route map of train management, train operation plan and vehicle management, adjusted train diagram, train running information inquiry
Etc. functions
4) DCS system is wirelessly communicated
DCS system should use the business machine (COTS) with open standard agreement and interface, including cable network and nothing
Gauze network, the wired connection of whole network use the ethernet standard of IEEE 802.3, and all mobile communication in netting were then both
Support the wireless standard using IEEE 802.11, wireless service band is the ISM band of 2.4GHz or 5.8GHz, and supports to adopt
Use LTE standard.Support the communication between train and train, between train and ground installation, between ground installation and ground installation
Management.
5) ground TMC temporary speed limitation servers
It is the ground installation in the CBTC systems based on truck traffic, mainly realizes the storage of temporary speed limitation and assisted
Into setting/cancellation function of temporary speed limitation.When the operation condition of certain section of specific circuit changes, temporary speed limitation server from
ITS knows the temporary line speed-limiting messages of Operational requirements and completes setting/cancellation process and stored record by certain formality,
The train of this circuit operation is sent this information to simultaneously.Under the control hierarchy of the CBTC systems based on truck traffic, face
When speed limit server new temporary speed limitation success is set after, this information is sent to all fronts onboard system by the period.
CBTC systems of new generation provided in this embodiment based on truck traffic are in performance, reliability, cost etc. tool
Advantageous, it is more flexible closer to, the method for operation that train tracks distance, run by the asymmetric speed car of twocouese, twocouese not
The means such as symmetrical passenger flow operation cope with the carrying feature of urban track traffic tide passenger flow.
The apparatus embodiments described above are merely exemplary, wherein the unit illustrated as separating component can
To be or may not be physically separate, the component shown as unit may or may not be physics list
Member, you can be located at a place or can also be distributed in multiple network element.It can be selected according to the actual needs
In some or all of module realize the purpose of this embodiment scheme.Those of ordinary skill in the art are not paying creativeness
Labour in the case of, you can to understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It is realized by the mode of software plus required general hardware platform, naturally it is also possible to pass through hardware.Based on such understanding, on
Technical solution is stated substantially in other words to embody the part that the prior art contributes in the form of software product, it should
Computer software product can store in a computer-readable storage medium, such as ROM/RAM, magnetic disc, CD, including several fingers
It enables and (can be personal computer, server or the network equipment etc.) so that computer equipment is used to perform each implementation
Method described in certain parts of example or embodiment.
It should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although reference
The present invention is described in detail in previous embodiment, it will be understood by those of ordinary skill in the art that：It still can be right
Technical solution recorded in foregoing embodiments modifies or carries out equivalent replacement to which part technical characteristic；And this
A little modifications are replaced, the spirit and model of various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (8)
1. a kind of operation method using the CBTC systems reply tide passenger flow based on truck traffic, which is characterized in that including：
Morning peak or evening peak start after preset time period in, first area according to the first departure interval to second area send out
Vehicle, the second area are dispatched a car according to the second departure interval to the first area, and first departure interval is less than described the
Two departure intervals；
During the second area is dispatched a car to the first area, virtually connect extension mode using based on truck traffic, it will
More trains virtually connect extension operation, to increase the true train flow from the second area to the first area, keep double
The train flow equilibrium in direction.
2. the according to the method described in claim 1, it is characterized in that, process that the second area is dispatched a car to the first area
In, virtually connect extension mode using based on truck traffic, more trains are virtually connected to extension operation, are specifically included：
During the second area is dispatched a car to the first area, the first train of control and several second trains enter void
Intend even extension pattern；
First train updates the status information of itself, keeps consistent with the speed of several second trains, and control
First train is run in the case where virtually connecting extension pattern；
Wherein, first train and second train are the train in tide passenger flow direction.
3. according to the method described in claim 2, it is characterized in that, first train updates the status information of itself, specifically
Including：
The train length of first train is updated to the true train length of first train, several described secondary series
The sum of the train length of vehicle and each train spacing；
After the tailstock location updating of first train is updated for the headstock position of first train with first train
Train length difference.
4. according to the method described in claim 3, it is characterized in that, the tailstock location updating by first train is institute
The headstock position of the first train and the difference of the updated train length of the first train are stated, is specifically included：
Secondary update is carried out to the updated tailstock position of first train according to range error, first train is secondary more
Tailstock position after new is the updated tailstock position of first train and the difference of the range error；
Wherein, the range error includes positive number and negative.
5. the according to the method described in claim 2, it is characterized in that, process that the second area is dispatched a car to the first area
In, the first train of control and several second trains are specifically included into virtually extension pattern is connected：
During second area is dispatched a car to the first area, intelligent train supervision ITS systems are issued to first train
Virtual to connect extension instruction, control first train and several described second trains, which enter, virtually connects extension pattern, the first row
Vehicle and several described second trains carry out virtually connecting extension operation.
6. according to the method described in claim 2, it is characterized in that, first train updates the status information of itself, keep
It is consistent with the speed of several second trains, and first train is controlled to be run in the case where virtually connecting extension pattern, it is specific to wrap
It includes：
First train updates the status information of itself, according to the tracing model of relative velocity keep and it is described several second
The speed of train is consistent, and first train is controlled to be run in the case where virtually connecting extension pattern.
7. a kind of operation method using the CBTC systems reply tide passenger flow based on truck traffic, which is characterized in that including：
Morning peak or evening peak start after preset time period in, first area is according to third departure interval and the 4th departure interval
It dispatches a car respectively from uplink and downlink to second area；
The second area is dispatched a car in the preset time period with the 5th departure interval to the first area, is crossed in two vehicles
The train that place's second area is dispatched a car drives into by-track avoidance, after the train that the first area is dispatched a car after, the second area
The train dispatched a car drives into track and continues to run with.
8. the method according to the description of claim 7 is characterized in that the train that the second area is dispatched a car includes several skies
Vehicle.
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